Respiratory System Crossword Puzzle

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Across
  1. 5. It's the other name of Pharynx.
  2. 7. Are two air tubes that branch off the trachea and carry air into the lungs.
  3. 9. The oxygen-rich blood then travels to the heart through the pulmonary __
  4. 10. Air sacs are covered with a mesh of tiny blood cells are called __
  5. 11. The pulmonary __ and it's branches delivered blood-rich in carbon dioxide to the capillaries that surrounds the air sacs.
  6. 13. The main passageway from the Larynx to the lungs.
  7. 15. Are the main organs of the respiratory system.
Down
  1. 1. Pumps the oxygen-rich blood out of the body.
  2. 2. Is part of both the digestive and respiratory systems.
  3. 3. Is a muscular structure located between the thoraic and abdominal cavity
  4. 4. These tubes end in bunches of tiny blood vessels.
  5. 6. The lungs are the main organs of what specific system in the body?
  6. 8. The _ blood cells are responsible for picking up the oxygen in the lungs.
  7. 12. Is a muscular organ between the Pharynx and Trachea.
  8. 14. This is where the air first enters our body.